From 94463a9cadc7f72a70ec6ee801109c2f1e44a123 Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Sun, 15 Jun 2014 13:37:32 -0700 Subject: [PATCH] ata: Use dma_zalloc_coherent Use the zeroing function instead of dma_alloc_coherent & memset(,0,) Signed-off-by: Joe Perches Signed-off-by: Tejun Heo --- drivers/ata/sata_fsl.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c index 616a6d2ac20c..07bc7e4dbd04 100644 --- a/drivers/ata/sata_fsl.c +++ b/drivers/ata/sata_fsl.c @@ -734,13 +734,12 @@ static int sata_fsl_port_start(struct ata_port *ap) if (!pp) return -ENOMEM; - mem = dma_alloc_coherent(dev, SATA_FSL_PORT_PRIV_DMA_SZ, &mem_dma, - GFP_KERNEL); + mem = dma_zalloc_coherent(dev, SATA_FSL_PORT_PRIV_DMA_SZ, &mem_dma, + GFP_KERNEL); if (!mem) { kfree(pp); return -ENOMEM; } - memset(mem, 0, SATA_FSL_PORT_PRIV_DMA_SZ); pp->cmdslot = mem; pp->cmdslot_paddr = mem_dma; -- 2.20.1